Blue Zircon 925 Pure Silver Statement RingProduct Description 925 Pure Silver Blue Zircon Ring Blue zircon rings are known for their intense sparkle and vivid ocean blue color that can rival much more expensive gemstones. The most important buying factors are whether the stone is natural zircon or cubic zirconia, cut quality, and a protective setting because zircon can abrade over time with rough daily wear. Most blue zircon is naturally mined brown zircon that has been heat treated to